function custom_rewrite_rule(){
$page_id = 318;
$page_data = get_post($page_id);
if(!is_object($page_data)){
return;
}
add_rewrite_rule(
$page_data->post_name . '/([^/]+)/?$',
'index.php?pagename=' . $page_data->post_name . '&memberspage=$matches[1]',
'top'
);
add_rewrite_rule(
$page_data->post_name . '/([^/]+)/([^/]+)/?$',
'index.php?pagename=' . $page_data->post_name . '&memberspage=$matches[1]&members_param=$matches[2]',
'top'
);
add_rewrite_rule(
$page_data->post_name . '/([^/]+)/([^/]+)/([^/]+)/?$',
'index.php?pagename=' . $page_data->post_name . '&memberspage=$matches[1]&members_param=$matches[2]&members_param2=$matches[3]',
'top'
);
}
add_action('init', custom_rewrite_rule);